samba: don't remove unistd include, gcc14

Fix building with gcc14.
musl seems to build fine without the patch.

srcpkgs/samba/patches/musl_rm_unistd_incl.patch

@@ -1,37 +0,0 @@
---- a/lib/replace/replace.h
-+++ b/lib/replace/replace.h
-@@ -168,10 +168,6 @@
- #include <bsd/unistd.h>
- #endif
- 
--#ifdef HAVE_UNISTD_H
--#include <unistd.h>
--#endif
--
- #ifdef HAVE_STRING_H
- #include <string.h>
- #endif
---- a/lib/replace/system/network.h
-+++ b/lib/replace/system/network.h
-@@ -31,10 +31,6 @@
- #error "AC_LIBREPLACE_NETWORK_CHECKS missing in configure"
- #endif
- 
--#ifdef HAVE_UNISTD_H
--#include <unistd.h>
--#endif
--
- #ifdef HAVE_SYS_SOCKET_H
- #include <sys/socket.h>
- #endif
---- a/source3/rpc_server/mdssvc/mdssvc.c
-+++ b/source3/rpc_server/mdssvc/mdssvc.c
-@@ -18,6 +18,8 @@
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
- 
-+#include <unistd.h>
-+
- #include "includes.h"
- #include "librpc/gen_ndr/auth.h"
- #include "dbwrap/dbwrap.h"